\begin{table}[t]
\centering
\caption{\textbf{Vote-by-Mail Expansion Increases Participation (CA, MT, UT, WA).}\label{tab:turnout_effects__ca_mt_ut_wa_stata}}
\begin{tabular}{llccc}
\toprule \toprule
 & \multicolumn{3}{c}{Turnout Share [0-1]} \\
 & (1) & (2) & (3) \\
\midrule
VBM & 0.014 & 0.016 & 0.018 \\
 & (0.008) & (0.008) & (0.009) \\[2mm]
\# Counties &      182 &      182 &      182 \\
\# Elections &       43 &       43 &       43 \\
\# Obs &    1,926 &    1,926 &    1,926 \\
\midrule
County FE & Yes & Yes & Yes \\
State by Year FE & Yes & Yes & Yes \\
County Trends & No & Linear & Quad \\
\bottomrule \bottomrule
\multicolumn{4}{p{.5\textwidth}}{\footnotesize{Robust standard errors clustered by county in parentheses.  
Analysis includes only California, Montana, Utah, and Washington. }}
\end{tabular}
\end{table}
